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Savoy Piping Inc. supplies SMO 254 / UNS S31254 flanges (often ASTM A182 F44) — a 6Mo superaustenitic grade for seawater and high-chloride process lines.
Related: Flanges hub · WNRF · Blind · A182 stainless.
S31254 offers higher PREN than 316L/317L with good toughness. Alternatives include duplex/super duplex or nickel alloys depending on the media.
Related: A182 F44 page · S32750 · Alloy 20 · 904L.
Include material grade / UNS / ASTM class, flange type and facing, size and pressure class, bore/schedule, quantity, destination, and documentation (EN 10204 3.1 / 3.2, PMI, NACE, TPI). Email sales@savoypipinginc.com.
SMO 254 and related high-alloy options
| Specification | ASTM A182 F44 / ASME SA182 (UNS S31254) |
| Manufacturing process | Hot forging / rolling / machining |
| Size range | 1/2" NB to 24" NB (larger on request / B16.47) |
| Pressure class | Class 150, 300, 600, 900, 1500, 2500 (project-dependent) |
| Facing | Flat Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
| Dimensions | ASME B16.5 / B16.47 Series A & B; EN 1092-1 on request |
| Types | Weld neck, slip-on, blind, socket weld, threaded, lap joint, long weld neck, reducing, spectacle blind |
| Test certificate | EN 10204 3.1 / 3.2; PMI / NACE / TPI on request |
The chemical composition of grade SMO 254 Flanges is outlined in the following table
| Grade | % | Ni | Cr | Mo | Cu | N | C | Mn | Si | P | S |
| SMO 254 | Min. | 17.5 | 19.5 | 6 | 0.5 | 0.18 | |||||
| Max. | 18.5 | 20.5 | 6.5 | 1 | 0.22 | 0.02 | 1 | 0.8 | 0.03 | 0.01 |
The mechanical properties of grade SMO 254 Flanges are displayed in the following table.
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| SMO 254 | 8.0 g/cm3 | 1320-139 ℃ | 650 | 300 | 35 % |
| SMO 254 Flanges | SMO 254 EN 1092-1 Flanges |
| SMO 254 Long Weld Neck Flange Stockholder | SMO 254 Threaded Flanges Distributors |
| ANSI B16.5 SMO 254 Alloy RTJ Flanges | SMO 254/6Mo Screwed Flanges Stockist |
| ASTM A182 SMO 254 Lap Joint Flanges | ASME SA182 SMO 254 BLRF Flange |
| SMO 254 Raised Face Flanges | SMO 254 Nipoflange |
| SMO 254 Square Flanges | ASME SA182M SMO 254 SWRF Flange |
| SMO 254 Alloy Tongue & Groove Flanges | 254 SMO Male & Female Flanges |
| SMO 254 Reducing Flanges | SMO 254 Ring Type Joint Flanges Manufacturer |
| 254 SMO Orifice Flange | SMO 254 Spectacle Blind Flanges |
| SMO 254 WNRF Flange | SMO 254 SORF Flanges |
| SMO 254 DIN Flanges | SMO 254 ASME B16.5 Flanges |
| SMO 254 BS 404 Flanges | 254 SMO Forged Flanges |
| 254 SMO Flanges | SMO 254 Slip on Flanges |
| SMO 254/6Mo Flat Flange Suppliers | ANSI SMO 254 Alloy Blind Flange |
| SMO DIN 1.447 Weld Neck Flange Dealer | SMO 254 Socket weld Flanges Exporter |
SMO 254 (UNS S31254) is a 6Mo superaustenitic stainless used for flanges in seawater and high-chloride service; forged class is often A182 F44.
Both target high PREN service. Compare with S32750 and follow the datasheet.
Forgings: ASTM A182 F44 / ASME SA182. Dimensions: ASME B16.5 / B16.47 (or EN 1092-1).
UNS S31254 or A182 F44, type/facing, size/class, bore/schedule, and MTC / PREN notes if required.
SMO 254 Flanges is Covered with Plastic Cloth and Packed in Wooden Box, Wooden Pallet and Wooden Fumigated Crate. Our Packaging is Fully Waterproof and Safe for Transport with Proper Strips on Wooden Box, having Lifting Point.
We Export SMO 254 Flanges to Saudi Arabia, Iran, Iraq, United Arab Emirates, Qatar, Bahrain, Oman, Kuwait, Turkey, Egypt, Yemen , Syria, Israel, Jordan, Cyprus, Singapore, Malaysia, Indonesia, Thailand, Vietnam, South Korea, Japan, Sri Lanka, Maldives, Bangladesh, Myanmar, Taiwan, Cambodia, Argentina, Bolivia, Brazil, Chile, Venezuela, Colombia, Ecuador, Guyana, Paraguay, Uruguay, United States Of America, Canada, Mexico, Panama, Costa Rica, Puerto Rico, Trinidad And Tobago, Jamaica, Bahamas, Denmark, Russia, Norway, Germany, France, Italy, United Kingdom, Spain, Ukraine, Netherlands, Belgium, Greece, Czech Republic, Portugal, Hungary, Albania, Austria, Switzerland, Slovakia, Finland, Ireland, Croatia, Slovenia, Malta, Nigeria, Algeria, Angola, South Africa, Libya, Egypt, Sudan, Equatorial Guinea, The Republic Of Congo, Gabon, Europe, Africa, Asia, North America, South America, Middle East, Far East.etc
We Supply SMO 254 Flanges Andhra Pradesh, Arunachal Pradesh, Assam, Bihar, Chhattisgarh, Goa, Gujarat, Haryana, Himachal Pradesh, Jammu and Kashmir, Jharkhand, Karnataka, Kerala, Madhya Pradesh, Maharashtra, Manipur, Meghalaya, Mizoram, Nagaland, Odisha, Punjab, Rajasthan, Sikkim, Tamil Nadu, Telangana, Tripura, Uttar Pradesh, Uttarakhand, West Bengal, Mumbai, Navi Mumbai, Pune, Nashik, Nagpur, Solapur, Kolhapur, Ambernath, Ahmednagar, Latur, Ahmadabad, Surat, Rajkot, Vadodara, Panaji, Madgaon, Chennai, Kolkata, Hyderabad, Bengaluru, Delhi, New Delhi, Ludhiana, Chandigarh, Raipur, Bhopal, Jamshedpur, Vishakhapatnam, Cochin, Ghaziabad, Noida, Gurugram, Bhillai, Durgapur, Vijaywada, Kanpur etc.
Savoy Piping Inc. is a well known worldwide Exporter of SMO 254 Flanges is committed to provide each and every customer with the highest standard of customer service. We deal in SMO 254 Flanges in India and Overseas, offering a wide range of SMO 254 Flanges